Universal Window Crank Shaft Extension and Door Latch Shaft Extension.
Fits most Ford products including 1960’s – 1970’s Mustangs and 1940 and later Ford Trucks with at 7/16″-1/2″ Diameter 16 Splined Shaft on the Window Regulator and When the Handle is Attached to the Regulator.
Installation Instructions:
1.Remove stock door handle(s) and remove the armrest and door panel as required .
2.Install crank shaft extension over existing shaft and tighten set screw(s) with a 1/8″ hex head, allen wrench to 72-75 inch pounds.
3.We recommend using Blue Lock-Tite on the set screw to prevent it from backing out.
4.As a note the set screw is made of steel with at cone point for the best possible holding capacity.
5.With proper torque the pointed end of the set screw(s) will bite to the steel shaft and ensure it won’t loosen up over time.